Read this manual carefully before use, and retain it for future reference.

Product Overview
Front

Accessory List
Guide MarkStandTop

Adhesive Sticker

Flexible Magnet

Ventilation Holes
Rear

Note: Please do not cover the ventilation
holes when using the device.
Guide Mark
Adhesive Area

Cover Opening01

Installation
Installing the Batteries
Remove the cover from the cover
opening on the back of the clock,
separately) with the negative (—) side
facing downwards, and then reinstall
the cover.
Note: Connect the clock with the Mi
Home/Xiaomi Home app when using itfor the first time. Once connectedsuccessfully, the clock willautomatically calibrate time.

Installing the clock
Once the clock is working normally, it can be installed indoors in the following ways:
a. Using the stand: Remove
the release liner from thestand, align the guide marks
and press firmly to stick thestand on the back of theclock. Place the clock on adesk, TV cabinet or otherflat surface.
02

Xiaomi
Temperature andHumidity Monitor
ClockStandb. Using the adhesive sticker:
Remove the release linerfrom one side of theadhesive sticker to stick iton the back of the clock.
Then remove the releaseliner from the other side of
the adhesive sticker tostick the clock on a wall.
c. Using the flexible magnet:
Remove the release linerfrom the flexible magnet
to stick it on the back ofclock to a surface thatthe magnet can stick tosuch as refrigerator.

Xiaomi
Adhesive Sticker
Temperature and
Humidity Monitor
Clock

Xiaomi
Temperature andHumidity
Monitor Clock

Flexible Magnet

How to Use
DisplayTime

Data Transfer Symbol

Humidity

Comfort Level Symbol
Temperature03

Refresh Notificationinverted) once every 30 minutes so as to refresh the display.

Comfort Level Description
Humidity

Temperature

Less than 19 C

Between 19 C and 27 C

More than 27 C

Less than 20%
Between 20% and 85%
More than 85%

right corner of the display.

04

Notification

Smart Connection
Connecting with Mi Home/Xiaomi Home App
This product works with Mi Home/Xiaomi Home app*.
Control your device with Mi Home/Xiaomi Home app.
Scan the QR code to download and install the app.
You will be directed to the connection setup page if
the app is installed already. Or search "Mi Home/
Xiaomi Home" in the app store to download andinstall it. Open Mi Home/Xiaomi Home app, tap "+" on
the upper right, and then follow prompts to add yourdevice.

FC56B352* The app is referred to as Xiaomi Home app in Europe (except for Russia). The name of theapp displayed on your device should be taken as the default.
Connecting with Other Devices
Once successfully connecting the clock with the app, go to the plugin of Xiaomi
Temperature and Humidity Monitor Clock in the app, and select "Smart scenes". Follow
the instructions in the app to complete the smart connection with other devices.
Notes:To achieve smart connection, the clock needs to work with devices featuring
Bluetooth gateway function. The gateway and relevant connection devices need to bepurchased separately. Please contact the official customer service for more
information.
The version of the app might have been updated, please follow the instructions
based on the current app version.
05

Restoring Factory Settings
Remove the cover on the back of theclock, and connect the “Reset” and the“Gnd” metal points near any battery witha metal conductive material for morethan 7 seconds when the clock isworking. After the clock restarts, thefactory settings are restored.
Gnd

Reset

Cleaning & Maintenancewith some neutral detergent.

Precautions
Do not submerge the ventilation holes into water.
sticker, so as to avoid damage to the wall or the clock.
This clock is not suitable for use in environments with temperatures below 0°C.
Please keep it away from harsh environments with high temperatures or high humidity.
This clock is designed to facilitate a healthy lifestyle, but should not be used as ameasuring tool.

06

Troubleshooting
Issue
The display
stops refreshing.

Time is inaccurate.

Temperature andhumidity areinaccurate.

Possible Cause

Solution.

.
.

negative and positive sides
No calibration for an
extended period of time

Calibrate the time
via Mi Home/Xiaomi
Home app.

Ventilation holes are blocked.

Clear any blockage.

Water gets into theventilation holes.

Place in a well-ventilated
location or use a tissue
paper to thoroughly dry out.

Specifications
Name: Xiaomi Temperature and Humidity Monitor Clock
Model: LYWSD02MMC
Materials: ABS + PC
Item Dimensions: 110 × 55 × 10.1 mm
Net Weight: 57 g07

Rated Voltage: 3 V
Wireless Connectivity: Bluetooth® 5.0 (Bluetooth Low Energy)
Operation Frequency: 2402-2480 MHz
Maximum Output Power: 4 dBm
Time Resolution: 1 min
Temperature Range: 0°C to 60°C
Temperature Resolution: 0.1°C
Humidity Range: 0–99% RH
Humidity Resolution: 1% RH
Note：
The 8th to the 10th digits in the SN code on the product and the package represent thefactory code.

Note:
Illustrations of product, accessories, and user interface in the user manual are forreference purposes only. Actual product and functions may vary due to productenhancements.
The Bluetooth word mark and logos are registered trademarks owned by Bluetooth
SIG, Inc. and any use of such marks by Xiaomi Inc. is under license. All product names,
trademarks and registered trademarks are property of their respective owners.
Hereby, Miaomiaoce Technology (Beĳing) Co., Ltd. declares that the radio
equipment type LYWSD02MMC is in compliance with Directive 2014/53/EU.
The full text of the EU declaration of conformity is available at the followinginternet address: http://www.mi.com/global/service/support/declaration.html
08All products bearing this symbol are waste electrical and electronic equipment(WEEE as in directive 2012/19/EU) which should not be mixed with unsorted
household waste. Instead, you should protect human health and theenvironment by handing over your waste equipment to a designated collection
point for the recycling of waste electrical and electronic equipment, appointed by thegovernment or local authorities. Correct disposal and recycling will help prevent potential
negative consequences to the environment and human health. Please contact theinstaller or local authorities for more information about the location as well as terms andconditions of such collection points.
Hereby, Miaomiaoce Technology (Beĳing) Co., Ltd. declares that the radio
equipment type LYWSD02MMC is in compliance with Radio Equipment
Regulations 2017.
The product is in compliance with comply UK PSTI regulations, the full text of the UK
declaration of conformity is available at the following internet address: https://www.mi.
com/uk/service/support/declaration.html
EU REP.
Xiaomi Technology Netherlands B.V
Prinses Beatrixlaan 582, 2595BM, The Hague, The Netherlands contact@support.mi.com
UK REP.
Xiaomi Technology UK Limited
Davidson House, Forbury Square, Reading, Berkshire RG1 3EU contact@support.mi.com
Manufactured for: Xiaomi Communications Co., Ltd.
Manufactured by: Miaomiaoce Technology (Beĳing) Co., Ltd. (a Mi Ecosystem company)
Address: No. 1-Y1-06, 1F, Tower A, Innovation Building, No. 11 HEPINGLI East Street,Dongcheng District, Beĳing, China
For further information, please go to www.mi.com
User Manual Version: 1.209